======================================
| [  198.584200][    C3]    entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
| [  198.584311][    C3]
| [  198.584426][    C3]
| [  198.584426][    C3] stack backtrace:
[  198.584545][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  198.584547][    C3] Call Trace:
[  198.584548][    C3]  <IRQ>
[  198.584550][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  198.584554][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4125)
[  198.584557][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4079 kernel/locking/lockdep.c:4158 kernel/locking/lockdep.c:4294)
[  198.584560][    C3]  mark_lock (kernel/locking/lockdep.c:4753)
[  198.584562][    C3]  mark_usage (kernel/locking/lockdep.c:4642)
[  198.584564][    C3]  __lock_acquire (kernel/locking/lockdep.c:5191)
[  198.584565][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  198.584567][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  198.584569][    C3]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:1941)
[  198.584571][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  198.584574][    C3]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  198.584576][    C3]  _raw_read_lock_bh (./include/linux/rwlock_api_smp.h:192 (discriminator 3) kernel/locking/spinlock.c:256 (discriminator 3))
[  198.584577][    C3]  ? ipv6_get_lladdr (net/ipv6/addrconf.c:1941)
[  198.584579][    C3]  ipv6_get_lladdr (net/ipv6/addrconf.c:1941)
[  198.584581][    C3]  ndisc_send_ns (net/ipv6/ndisc.c:662)
[  198.584582][    C3]  ? __ipv6_chk_addr_and_flags (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/ipv6/addrconf.c:2015 (discriminator 2))
[  198.584584][    C3]  ? ndisc_parse_options (net/ipv6/ndisc.c:285)
[  198.584586][    C3]  ? __ipv6_chk_addr_and_flags (./include/linux/rcupdate.h:871 net/ipv6/addrconf.c:2015)
[  198.584588][    C3]  ndisc_solicit (net/ipv6/ndisc.c:762)
[  198.584590][    C3]  ? ndisc_send_ns (net/ipv6/ndisc.c:672)
[  198.584591][    C3]  ? neigh_probe (net/core/neighbour.c:1094)
[  198.584593][    C3]  neigh_probe (net/core/neighbour.c:1096)
[  198.584595][    C3]  __neigh_event_send (net/core/neighbour.c:1276)
[  198.584597][    C3]  ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:8)
[  198.584600][    C3]  neigh_resolve_output (./include/net/neighbour.h:480 ./include/net/neighbour.h:486 ./include/net/neighbour.h:484 net/core/neighbour.c:1603)
[  198.584602][    C3]  ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:136 (discriminator 3))
[  198.584604][    C3]  ? ip6_xmit (net/ipv6/ip6_output.c:328)
[  198.584606][    C3]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  198.584607][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  198.584610][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  198.584611][    C3]  ? ip6_mtu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/ip6_route.h:382 (discriminator 2) net/ipv6/route.c:3288 (discriminator 2))
[  198.584614][    C3]  ip6_finish_output (net/ipv6/ip6_output.c:208 net/ipv6/ip6_output.c:219)
[  198.584615][    C3]  ip6_output (./include/linux/netfilter.h:307 net/ipv6/ip6_output.c:246)
[  198.584617][    C3]  ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[  198.584619][    C3]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  198.584620][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  198.584622][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  198.584624][    C3]  ip6_forward (./include/net/dst.h:470 (discriminator 4) net/ipv6/ip6_output.c:498 (discriminator 4) ./include/linux/netfilter.h:318 (discriminator 4) ./include/linux/netfilter.h:312 (discriminator 4) net/ipv6/ip6_output.c:690 (discriminator 4))
[  198.584626][    C3]  ? ip6_route_input (./include/linux/skbuff.h:1237 (discriminator 1) net/ipv6/route.c:2662 (discriminator 1))
[  198.584628][    C3]  ? ip6_autoflowlabel (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  198.584631][    C3]  ? ip6_rcv_core (./include/linux/skbuff.h:3394 net/ipv6/ip6_input.c:332)
[  198.584633][    C3]  ? ipv6_rcv (./include/net/dst.h:480 (discriminator 4) net/ipv6/ip6_input.c:119 (discriminator 4) ./include/linux/netfilter.h:318 (discriminator 4) ./include/linux/netfilter.h:312 (discriminator 4) net/ipv6/ip6_input.c:351 (discriminator 4))
[  198.584635][    C3]  ipv6_rcv (./include/net/dst.h:480 (discriminator 4) net/ipv6/ip6_input.c:119 (discriminator 4) ./include/linux/netfilter.h:318 (discriminator 4) ./include/linux/netfilter.h:312 (discriminator 4) net/ipv6/ip6_input.c:351 (discriminator 4))
[  198.584636][    C3]  ? ip6_rcv_core (net/ipv6/ip6_input.c:211 (discriminator 96))
[  198.584638][    C3]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  198.584640][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  198.584641][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  198.584643][    C3]  __netif_receive_skb_one_core (net/core/dev.c:6203)
[  198.584644][    C3]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  198.584646][    C3]  ? __netif_receive_skb_list_core (net/core/dev.c:6249 (discriminator 2))
[  198.584648][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  198.584650][    C3]  netif_receive_skb_internal (net/core/dev.c:6402)
[  198.584652][    C3]  ? __netif_receive_skb (./include/linux/skbuff.h:1143)
[  198.584653][    C3]  ? br_handle_vlan (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br_vlan.c:512) bridge
[  198.584663][    C3]  netif_receive_skb (net/core/dev.c:6461)
[  198.584665][    C3] br_handle_frame_finish (net/bridge/br_input.c:235) bridge
[  198.584673][    C3]  ? br_handle_local_finish (net/bridge/br_input.c:265) bridge
[  198.584679][    C3]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[  198.584680][    C3]  ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:8)
[  198.584682][    C3]  ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6))
[  198.584686][    C3]  ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6251 mm/slub.c:6378)
[  198.584688][    C3]  ? icmpv6_rcv (./include/linux/skbuff.h:1325 net/ipv6/icmp.c:1237)
[  198.584691][    C3] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[  198.584697][    C3]  ? br_handle_frame_finish (./include/linux/list.h:1012 (discriminator 3)) bridge
[  198.584703][    C3]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:6090)
[  198.584706][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  198.584707][    C3]  ? ip6_input_finish (net/ipv6/ip6_input.c:534)
[  198.584709][    C3]  ? ip6_input (./include/linux/rcupdate.h:871 net/ipv6/ip6_input.c:548)
[  198.584711][    C3]  ? ip6_input_finish (net/ipv6/ip6_input.c:527 (discriminator 46))
[  198.584713][    C3]  ? do_xdp_generic (net/core/dev.c:5671)
[  198.584715][    C3]  ? ip6_rcv_core (./include/linux/skbuff.h:3394 net/ipv6/ip6_input.c:332)
[  198.584717][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  198.584719][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  198.584720][    C3]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  198.584722][    C3]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  198.584723][    C3]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  198.584724][    C3]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  198.584726][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  198.584727][    C3]  ? init_data_structures_once.part.0 (kernel/locking/lockdep.c:3397 (discriminator 1) kernel/locking/lockdep.c:3438 (discriminator 1) kernel/locking/lockdep.c:3482 (discriminator 1) kernel/locking/lockdep.c:1210 (discriminator 1))
[  198.584728][    C3]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6665 (discriminator 2))
[  198.584730][    C3]  __netif_receive_skb_one_core (net/core/dev.c:6201)
[  198.584731][    C3]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  198.584732][    C3]  ? __netif_receive_skb_list_core (net/core/dev.c:6249 (discriminator 2))
[  198.584734][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  198.584737][    C3]  process_backlog (net/core/dev.c:6667)
[  198.584739][    C3]  __napi_poll (net/core/dev.c:7726)
[  198.584740][    C3]  net_rx_action (net/core/dev.c:7789 net/core/dev.c:7946)
[  198.584742][    C3]  ? __napi_poll (./include/net/gro.h:507)
[  198.584745][    C3]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  198.584747][    C3]  handle_softirqs (kernel/softirq.c:622)
[  198.584749][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  198.584750][    C3]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[  198.584752][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  198.584754][    C3]  do_softirq (kernel/softirq.c:523 (discriminator 19) kernel/softirq.c:510 (discriminator 19))
[  198.584755][    C3]  </IRQ>
[  198.584756][    C3]  <TASK>
[  198.584757][    C3]  __local_bh_enable_ip (kernel/softirq.c:450)
[  198.584758][    C3]  __neigh_event_send (./include/linux/bottom_half.h:33 (discriminator 2) net/core/neighbour.c:1279 (discriminator 2))
[  198.584760][    C3]  ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:8)
[  198.584762][    C3]  neigh_resolve_output (./include/net/neighbour.h:480 ./include/net/neighbour.h:486 ./include/net/neighbour.h:484 net/core/neighbour.c:1603)
[  198.584764][    C3]  ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:136 (discriminator 3))
[  198.584767][    C3]  ? ip6_xmit (net/ipv6/ip6_output.c:328)
[  198.584768][    C3]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  198.584769][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  198.584771][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  198.584773][    C3]  ? ip6_mtu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/ip6_route.h:382 (discriminator 2) net/ipv6/route.c:3288 (discriminator 2))
[  198.584775][    C3]  ip6_finish_output (net/ipv6/ip6_output.c:208 net/ipv6/ip6_output.c:219)
[  198.584776][    C3]  ip6_output (./include/linux/netfilter.h:307 net/ipv6/ip6_output.c:246)
[  198.584778][    C3]  ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[  198.584780][    C3]  ? l3mdev_l3_out.constprop.0 (./include/linux/rcupdate.h:871 ./include/net/l3mdev.h:222)
[  198.584784][    C3]  ip6_send_skb (net/ipv6/ip6_output.c:2018)
[  198.584785][    C3]  rawv6_push_pending_frames (net/ipv6/raw.c:590)
[  198.584787][    C3]  ? ip6_flush_pending_frames (net/ipv6/ip6_output.c:2061 (discriminator 1))
[  198.584789][    C3]  ? rawv6_setsockopt (net/ipv6/raw.c:1018)
[  198.584790][    C3]  ? raw6_destroy (net/ipv6/raw.c:1173)
[  198.584792][    C3]  rawv6_sendmsg (net/ipv6/raw.c:920)
[  198.584794][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  198.584796][    C3]  ? rawv6_send_hdrinc (./include/net/sock.h:2922)
[  198.584799][    C3]  ? __swap_cache_replace_folio (./include/linux/mm.h:1682 ./include/linux/mm.h:1726 mm/swap_state.c:345)
[  198.584802][    C3]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  198.584804][    C3]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  198.584807][    C3]  ? __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[  198.584809][    C3]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[  198.584811][    C3]  ? __ia32_sys_getpeername (net/socket.c:2219)
[  198.584813][    C3]  ? __pmd_alloc (./include/linux/mm.h:1682)
[  198.584817][    C3]  ? exc_page_fault (arch/x86/mm/fault.c:1474 arch/x86/mm/fault.c:1527)
[  198.584819][    C3]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[  198.584821][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  198.584824][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  198.584826][    C3]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  198.584827][    C3]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  198.584828][    C3]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  198.584829][    C3]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  198.584831][    C3]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  198.584833][    C3] RIP: 0033:0x7f89cb62708e
[  198.584836][    C3] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  198.584838][    C3] RSP: 002b:00007ffcc1931bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  198.584841][    C3] RAX: ffffffffffffffda RBX: 000055b4265d00a0 RCX: 00007f89cb62708e
[  198.584842][    C3] RDX: 0000000000000040 RSI: 000055b4265d00a4 RDI: 0000000000000005
[  198.584843][    C3] RBP: 00007ffcc1931bc0 R08: 000055b4265e22b4 R09: 000000000000001c
[  198.584844][    C3] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4265d00a4


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_read_lock_bh